(19)
(11) EP 4 439 756 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
23.04.2025 Bulletin 2025/17

(43) Date of publication A2:
02.10.2024 Bulletin 2024/40

(21) Application number: 24166264.2

(22) Date of filing: 26.03.2024
(51) International Patent Classification (IPC): 
H01M 10/04(2006.01)
H01M 10/625(2014.01)
H01M 10/6554(2014.01)
H01M 10/6557(2014.01)
H01M 50/262(2021.01)
H01M 50/244(2021.01)
 H01M 10/613(2014.01)
H01M 10/647(2014.01)
H01M 10/6556(2014.01)
H01M 50/209(2021.01)
H01M 50/264(2021.01)
H01M 50/291(2021.01)
(52) Cooperative Patent Classification (CPC):
H01M 10/0481; H01M 10/613; H01M 10/625; H01M 10/647; H01M 10/6554; H01M 10/6556; H01M 10/6557; H01M 50/209; H01M 50/262; H01M 50/264; Y02E 60/10; H01M 50/244; H01M 50/291
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
GE KH MA MD TN

(30) Priority: 26.03.2023 KR 20230039406
27.07.2023 KR 20230098443

(71) Applicant: Samsung SDI Co., Ltd.
Yongin-si, Gyeonggi-do 17084 (KR)

(72) Inventors:
  • Kim, Junseop
    17084 Yongin-si, Gyeonggi-do (KR)
  • Jeong, Daein
    17084 Yongin-si, Gyeonggi-do (KR)
  • Moon, Daeyon
    17084 Yongin-si, Gyeonggi-do (KR)

(74) Representative: Gulde & Partner 
Patent- und Rechtsanwaltskanzlei mbB Berliner Freiheit 2
10785 Berlin
10785 Berlin (DE)

   


(54) BATTERY PACK


(57) Provided is a battery pack. The battery pack includes a sub-holder assembly including first and second sub-holders arranged adjacent to each other, each saccommodating a plurality of battery cells and including side portions extending in first and second directions different from each other, a first inner plate and a first outer plate provided at an inner position and an outer position of the sub-holder assembly, respectively, and extending in the first direction with the first sub-holder therebetween, the first inner plate and the first outer plate including an upper locking protrusion and a lower locking protrusion that protrude toward an upper surface and a lower surface of the first sub-holder, respectively, in a third direction intersecting with the first and second directions and a nut member that is arranged together with the lower locking protrusion in the first direction, and a fastening member sequentially passing through a cooling plate and the nut member and accommodated in a lower portion of the first sub-holder, wherein the cooling plate is disposed below the first and second sub-holders.







Search report


















Search report